90718290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4561}}^1$

素因数の和:4604

約数の個数: 96

約数和(自身を含む): 269012016

約数和(自身を除く): 178293726

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 4561, 6630, 9122, 9945, 13683, 19890, 22805, 27366, 41049, 45610, 59293, 68415, 77537, 82098, 118586, 136830, 155074, 177879, 205245, 232611, 296465, 355758, 387685, 410490, 465222, 533637, 592930, 697833, 775370, 889395, 1007981, 1067274, 1163055, 1395666, 1778790, 2015962, 2326110, 2668185, 3023943, 3489165, 5039905, 5336370, 6047886, 6978330, 9071829, 10079810, 15119715, 18143658, 30239430, 45359145, 90718290]

約数ペア:

[(1, 90718290), (2, 45359145), (3, 30239430), (5, 18143658), (6, 15119715), (9, 10079810), (10, 9071829), (13, 6978330), (15, 6047886), (17, 5336370), (18, 5039905), (26, 3489165), (30, 3023943), (34, 2668185), (39, 2326110), (45, 2015962), (51, 1778790), (65, 1395666), (78, 1163055), (85, 1067274), (90, 1007981), (102, 889395), (117, 775370), (130, 697833), (153, 592930), (170, 533637), (195, 465222), (221, 410490), (234, 387685), (255, 355758), (306, 296465), (390, 232611), (442, 205245), (510, 177879), (585, 155074), (663, 136830), (765, 118586), (1105, 82098), (1170, 77537), (1326, 68415), (1530, 59293), (1989, 45610), (2210, 41049), (3315, 27366), (3978, 22805), (4561, 19890), (6630, 13683), (9122, 9945)]